Home / 1,338,833.52-1,847,133.96-855,677.52

Finding the Fourth Proportional to 1,338,833.52, 1,847,133.96 and 855,677.52

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Solution

The fourth proportional to 1,338,833.52, 1,847,133.96 and 855,677.52 is: 1,180,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,833.52 : 1,847,133.96 = 855,677.52 : x
  2. Step 2: Convert to fraction form
    1,338,833.52/1,847,133.96 = 855,677.52/x
  3. Step 3: Cross multiply
    1,338,833.52x = 1,847,133.96 × 855,677.52
  4. Step 4: Simplify right side
    1,338,833.52x = 1,580,551,006,000.58
  5. Step 5: Solve for x
    x = 1,580,551,006,000.58/1,338,833.52
  6. Step 6: Final answer
    x = 1,180,543.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.